Did the Military use passenger pigeons? If so did they contribute to their extinction?

Also, if you know any info. about possible controversies of the military using pigeons for war.|||The military used homing pigeons, which while not used by the military are still around. Passenger Pigeons just had the misfortune of tasting good and being easy to shoot.|||Passenger pigeons? Damn, that would have to be one big a$$ bird.|||Yes they did and no they didn't.|||*SIGH*